Re: WGLC #2 starts for draft-ietf-dmm-requirements-03
Alper Yegin <[email protected]>
| Newsgroups | gmane.ietf.nemo |
|---|---|
| Message-ID | <[email protected]> |
Hi Charlie, No, it should be less. Distributed solution: Take IP traffic directly from access router to the Internet. Centralized solution: Take IP traffic from access router to a core router to the Internet. The latter suggests more CAPEX and OPEX. Alper On Apr 27, 2013, at 3:44 AM, Charles E. Perkins wrote: > > Hello Alper, > > I agree with your point, but it means that the total cost of > the distributed solution is even more expensive.... right? > > Regards, > Charlie P. > > On 4/26/2013 12:56 AM, Alper Yegin wrote: >> Hi Charlie, >> >>> - It is claimed that a centralized architecture requires more resources >>> than a distributed architecture. This is usually false. For instance, >>> if a centralized node requires 100 units, and 100 distributed nodes each >>> require 1.03 units, the distributed architecture requires 3 more units >>> overall. >> This would be true for tasks that can be performed either on the distributed node or on the central node. >> But the essential task for DMM systems, IP forwarding, is not of that nature. >> In centralized architecture, that task needs to be performed *both* at the edge node and also at the central node (and in fact even in between) before the packets hit the Internet/mobile device. >> >> >>> Even so, the additional expense of the distributed architecture >>> would often be a bargain for reasons of redundancy, resiliency, etc. >> >> Alper >> >> >> >> >> >> _______________________________________________ >> dmm mailing list >> [email protected] >> https://www.ietf.org/mailman/listinfo/dmm >> > > > -- > Regards, > Charlie P. >